Perhaps Key:proposed might be better;
Highway/Railway=proposed already have renderer support on the Mapnik layer.
E.g. see | this example;
highway=proposed currently exceeds highway=planned in the database by 7:1
Richard B 22:47, 11 October 2009 (UTC)
- OK, I did it -- Dieterdreist 19:03, 13 October 2009 (UTC)
please discuss here: Talk:Key:proposed